74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek#include <math.h>

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

b5efdb8af40ea759a1ea584c1bc44ecc81dd00ceLennart Poettering#include "alloc-util.h"

4ad7f2761da661853dcc29d542efb4727abb1101Nick Owens#include "dns-domain.h"

7263f72499e962b3fd54cdb7c79d49ca72121edeZbigniew Jędrzejewski-Szmek#include "dns-type.h"

e4e73a632524c382139034d4271f53b6089ab4cbLennart Poettering#include "hexdecoct.h"

07630cea1f3a845c09309f197ac7c4f11edd3b62Lennart Poettering#include "resolved-dns-packet.h"

e4e73a632524c382139034d4271f53b6089ab4cbLennart Poettering#include "resolved-dns-rr.h"

07630cea1f3a845c09309f197ac7c4f11edd3b62Lennart Poettering#include "string-util.h"

07630cea1f3a845c09309f197ac7c4f11edd3b62Lennart Poettering#include "strv.h"

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart PoetteringDnsResourceKey* dns_resource_key_new(uint16_t class, uint16_t type, const char *name) {

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering DnsResourceKey *k;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering size_t l;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(name);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering l = strlen(name);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k = malloc0(sizeof(DnsResourceKey) + l + 1);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (!k)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return NULL;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->n_ref = 1;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->class = class;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->type = type;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering strcpy((char*) k + sizeof(DnsResourceKey), name);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return k;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering}

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

7c1ff6ac3d9e3acae1d601d40728cf7ccc9a7730Tom GundersenDnsResourceKey* dns_resource_key_new_cname(const DnsResourceKey *key) {

7c1ff6ac3d9e3acae1d601d40728cf7ccc9a7730Tom Gundersen assert(key);

7c1ff6ac3d9e3acae1d601d40728cf7ccc9a7730Tom Gundersen

7c1ff6ac3d9e3acae1d601d40728cf7ccc9a7730Tom Gundersen return dns_resource_key_new(key->class, DNS_TYPE_CNAME, DNS_RESOURCE_KEY_NAME(key));

7c1ff6ac3d9e3acae1d601d40728cf7ccc9a7730Tom Gundersen}

7c1ff6ac3d9e3acae1d601d40728cf7ccc9a7730Tom Gundersen

36d9205d669bcdcb04fa730d1f3549a9fc9a9001Tom GundersenDnsResourceKey* dns_resource_key_new_redirect(const DnsResourceKey *key, const DnsResourceRecord *cname) {

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering int r;

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering

36d9205d669bcdcb04fa730d1f3549a9fc9a9001Tom Gundersen assert(key);

36d9205d669bcdcb04fa730d1f3549a9fc9a9001Tom Gundersen assert(cname);

36d9205d669bcdcb04fa730d1f3549a9fc9a9001Tom Gundersen

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering assert(IN_SET(cname->key->type, DNS_TYPE_CNAME, DNS_TYPE_DNAME));

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering if (cname->key->type == DNS_TYPE_CNAME)

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering return dns_resource_key_new(key->class, key->type, cname->cname.name);

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering else {

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering DnsResourceKey *k;

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering char *destination = NULL;

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering r = dns_name_change_suffix(DNS_RESOURCE_KEY_NAME(key), DNS_RESOURCE_KEY_NAME(cname->key), cname->dname.name, &destination);

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering if (r < 0)

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering return NULL;

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering if (r == 0)

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering return dns_resource_key_ref((DnsResourceKey*) key);

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering k = dns_resource_key_new_consume(key->class, key->type, destination);

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering if (!k) {

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering free(destination);

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering return NULL;

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering }

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering return k;

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering }

36d9205d669bcdcb04fa730d1f3549a9fc9a9001Tom Gundersen}

36d9205d669bcdcb04fa730d1f3549a9fc9a9001Tom Gundersen

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poetteringint dns_resource_key_new_append_suffix(DnsResourceKey **ret, DnsResourceKey *key, char *name) {

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering DnsResourceKey *new_key;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering char *joined;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering int r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering assert(ret);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering assert(key);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering assert(name);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

dc477e7385e8ab29efb8fadb72ec994077a105c6Lennart Poettering if (dns_name_is_root(name)) {

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering *ret = dns_resource_key_ref(key);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return 0;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering }

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering r = dns_name_concat(DNS_RESOURCE_KEY_NAME(key), name, &joined);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (r < 0)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering new_key = dns_resource_key_new_consume(key->class, key->type, joined);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (!new_key) {

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering free(joined);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return -ENOMEM;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering }

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering *ret = new_key;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return 0;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering}

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart PoetteringDnsResourceKey* dns_resource_key_new_consume(uint16_t class, uint16_t type, char *name) {

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering DnsResourceKey *k;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(name);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k = new0(DnsResourceKey, 1);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (!k)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return NULL;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->n_ref = 1;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->class = class;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->type = type;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->_name = name;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return k;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering}

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart PoetteringDnsResourceKey* dns_resource_key_ref(DnsResourceKey *k) {

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (!k)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return NULL;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(k->n_ref > 0);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->n_ref++;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return k;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering}

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart PoetteringDnsResourceKey* dns_resource_key_unref(DnsResourceKey *k) {

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (!k)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return NULL;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(k->n_ref > 0);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (k->n_ref == 1) {

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering free(k->_name);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering free(k);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering } else

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering k->n_ref--;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return NULL;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering}

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poetteringint dns_resource_key_equal(const DnsResourceKey *a, const DnsResourceKey *b) {

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering int r;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering r = dns_name_equal(DNS_RESOURCE_KEY_NAME(a), DNS_RESOURCE_KEY_NAME(b));

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (r <= 0)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return r;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (a->class != b->class)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return 0;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (a->type != b->type)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return 0;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return 1;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering}

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poetteringint dns_resource_key_match_rr(const DnsResourceKey *key, const DnsResourceRecord *rr, const char *search_domain) {

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering int r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(key);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(rr);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering /* Checks if an rr matches the specified key. If a search

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (rr->key->class != key->class && key->class != DNS_CLASS_ANY)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return 0;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (rr->key->type != key->type && key->type != DNS_TYPE_ANY)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return 0;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering r = dns_name_equal(DNS_RESOURCE_KEY_NAME(rr->key), DNS_RESOURCE_KEY_NAME(key));

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (r != 0)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (search_domain) {

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering _cleanup_free_ char *joined = NULL;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering r = dns_name_concat(DNS_RESOURCE_KEY_NAME(key), search_domain, &joined);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (r < 0)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return dns_name_equal(DNS_RESOURCE_KEY_NAME(rr->key), joined);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering }

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return 0;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering}

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poetteringint dns_resource_key_match_cname(const DnsResourceKey *key, const DnsResourceRecord *rr, const char *search_domain) {

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering int r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(key);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering assert(rr);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (rr->key->class != key->class && key->class != DNS_CLASS_ANY)

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return 0;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering if (rr->key->type == DNS_TYPE_CNAME)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering r = dns_name_equal(DNS_RESOURCE_KEY_NAME(key), DNS_RESOURCE_KEY_NAME(rr->key));

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering else if (rr->key->type == DNS_TYPE_DNAME)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering r = dns_name_endswith(DNS_RESOURCE_KEY_NAME(key), DNS_RESOURCE_KEY_NAME(rr->key));

58db254ade4fb2ef77de68f28c4f13814819f6a1Lennart Poettering else

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering return 0;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (r != 0)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (search_domain) {

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering _cleanup_free_ char *joined = NULL;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering r = dns_name_concat(DNS_RESOURCE_KEY_NAME(key), search_domain, &joined);

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (r < 0)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return r;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering if (rr->key->type == DNS_TYPE_CNAME)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return dns_name_equal(joined, DNS_RESOURCE_KEY_NAME(rr->key));

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering else if (rr->key->type == DNS_TYPE_DNAME)

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return dns_name_endswith(joined, DNS_RESOURCE_KEY_NAME(rr->key));

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering }

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering return 0;

801ad6a6a9cd8fbd58b9f9c27f20dbb3c87d47ddLennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering}

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

b826ab586c9e0a9c0d438a75c28cf3a8ab485929Tom Gundersenstatic void dns_resource_key_hash_func(const void *i, struct siphash *state) {

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering const DnsResourceKey *k = i;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

b826ab586c9e0a9c0d438a75c28cf3a8ab485929Tom Gundersen assert(k);

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

b826ab586c9e0a9c0d438a75c28cf3a8ab485929Tom Gundersen dns_name_hash_func(DNS_RESOURCE_KEY_NAME(k), state);

b826ab586c9e0a9c0d438a75c28cf3a8ab485929Tom Gundersen siphash24_compress(&k->class, sizeof(k->class), state);

b826ab586c9e0a9c0d438a75c28cf3a8ab485929Tom Gundersen siphash24_compress(&k->type, sizeof(k->type), state);

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering}

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

d5099efc47d4e6ac60816b5381a5f607ab03f06eMichal Schmidtstatic int dns_resource_key_compare_func(const void *a, const void *b) {

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering const DnsResourceKey *x = a, *y = b;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering int ret;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering ret = dns_name_compare_func(DNS_RESOURCE_KEY_NAME(x), DNS_RESOURCE_KEY_NAME(y));

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering if (ret != 0)

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return ret;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering if (x->type < y->type)

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return -1;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering if (x->type > y->type)

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return 1;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering if (x->class < y->class)

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return -1;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering if (x->class > y->class)

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return 1;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return 0;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering}

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

d5099efc47d4e6ac60816b5381a5f607ab03f06eMichal Schmidtconst struct hash_ops dns_resource_key_hash_ops = {

d5099efc47d4e6ac60816b5381a5f607ab03f06eMichal Schmidt .hash = dns_resource_key_hash_func,

d5099efc47d4e6ac60816b5381a5f607ab03f06eMichal Schmidt .compare = dns_resource_key_compare_func

d5099efc47d4e6ac60816b5381a5f607ab03f06eMichal Schmidt};

d5099efc47d4e6ac60816b5381a5f607ab03f06eMichal Schmidt

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poetteringint dns_resource_key_to_string(const DnsResourceKey *key, char **ret) {

d23a27a964748967e1ad20e86de869a753af555bTom Gundersen char cbuf[strlen("CLASS") + DECIMAL_STR_MAX(uint16_t)], tbuf[strlen("TYPE") + DECIMAL_STR_MAX(uint16_t)];

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering const char *c, *t;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering char *s;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering c = dns_class_to_string(key->class);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (!c) {

d23a27a964748967e1ad20e86de869a753af555bTom Gundersen sprintf(cbuf, "CLASS%u", key->class);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering c = cbuf;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering }

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering t = dns_type_to_string(key->type);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (!t){

d23a27a964748967e1ad20e86de869a753af555bTom Gundersen sprintf(tbuf, "TYPE%u", key->type);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering t = tbuf;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering }

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

23432a1c249b9c513e438bffe9778a7ce2ee74feZbigniew Jędrzejewski-Szmek if (asprintf(&s, "%s %s %-5s", DNS_RESOURCE_KEY_NAME(key), c, t) < 0)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering *ret = s;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return 0;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering}

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart PoetteringDnsResourceRecord* dns_resource_record_new(DnsResourceKey *key) {

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering DnsResourceRecord *rr;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering rr = new0(DnsResourceRecord, 1);

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering if (!rr)

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering return NULL;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering rr->n_ref = 1;

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering rr->key = dns_resource_key_ref(key);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering return rr;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering}

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart PoetteringDnsResourceRecord* dns_resource_record_new_full(uint16_t class, uint16_t type, const char *name) {

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering _cleanup_(dns_resource_key_unrefp) DnsResourceKey *key = NULL;

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering key = dns_resource_key_new(class, type, name);

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering if (!key)

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering return NULL;

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering return dns_resource_record_new(key);

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering}

8bf52d3d17d364438191077d0750b8b80b5dc53aLennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart PoetteringDnsResourceRecord* dns_resource_record_ref(DnsResourceRecord *rr) {

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering if (!rr)

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering return NULL;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering assert(rr->n_ref > 0);

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering rr->n_ref++;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering return rr;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering}

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart PoetteringDnsResourceRecord* dns_resource_record_unref(DnsResourceRecord *rr) {

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering if (!rr)

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering return NULL;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering assert(rr->n_ref > 0);

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering if (rr->n_ref > 1) {

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering rr->n_ref--;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering return NULL;

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering }

74b2466e14a1961bf3ac0e8a60cfaceec705bd59Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering if (rr->key) {

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek switch(rr->key->type) {

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering case DNS_TYPE_SRV:

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering free(rr->srv.name);

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_PTR:

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_NS:

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_CNAME:

8ac4e9e1e54397f6d1745c2a7a806132418c7da2Lennart Poettering case DNS_TYPE_DNAME:

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering free(rr->ptr.name);

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_HINFO:

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering free(rr->hinfo.cpu);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering free(rr->hinfo.os);

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_TXT:

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering case DNS_TYPE_SPF:

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering dns_txt_item_free_all(rr->txt.items);

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_SOA:

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering free(rr->soa.mname);

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering free(rr->soa.rname);

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_MX:

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek free(rr->mx.exchange);

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen case DNS_TYPE_DS:

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen free(rr->ds.digest);

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen break;

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering case DNS_TYPE_SSHFP:

549c1a2564b56f2bb38f1203d59c747ea15817f3Tom Gundersen free(rr->sshfp.fingerprint);

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering break;

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek case DNS_TYPE_DNSKEY:

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek free(rr->dnskey.key);

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek break;

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek case DNS_TYPE_RRSIG:

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek free(rr->rrsig.signer);

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek free(rr->rrsig.signature);

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek break;

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen case DNS_TYPE_NSEC:

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen free(rr->nsec.next_domain_name);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen bitmap_free(rr->nsec.types);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen break;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen case DNS_TYPE_NSEC3:

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen free(rr->nsec3.next_hashed_name);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen free(rr->nsec3.salt);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen bitmap_free(rr->nsec3.types);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen break;

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek case DNS_TYPE_LOC:

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_A:

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_AAAA:

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek default:

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering free(rr->generic.data);

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek }

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering dns_resource_key_unref(rr->key);

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering }

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering free(rr);

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return NULL;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering}

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poetteringint dns_resource_record_new_reverse(DnsResourceRecord **ret, int family, const union in_addr_union *address, const char *hostname) {

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering _cleanup_(dns_resource_key_unrefp) DnsResourceKey *key = NULL;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering _cleanup_(dns_resource_record_unrefp) DnsResourceRecord *rr = NULL;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering _cleanup_free_ char *ptr = NULL;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering int r;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering assert(ret);

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering assert(address);

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering assert(hostname);

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering r = dns_name_reverse(family, address, &ptr);

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering if (r < 0)

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering return r;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering key = dns_resource_key_new_consume(DNS_CLASS_IN, DNS_TYPE_PTR, ptr);

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering if (!key)

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering return -ENOMEM;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering ptr = NULL;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering rr = dns_resource_record_new(key);

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering if (!rr)

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering return -ENOMEM;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering rr->ptr.name = strdup(hostname);

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering if (!rr->ptr.name)

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering return -ENOMEM;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering *ret = rr;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering rr = NULL;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering return 0;

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering}

623a4c97b9175f95c4b1c6fc34e36c56f1e4ddbfLennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poetteringint dns_resource_record_new_address(DnsResourceRecord **ret, int family, const union in_addr_union *address, const char *name) {

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering DnsResourceRecord *rr;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering assert(ret);

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering assert(address);

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering assert(family);

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering if (family == AF_INET) {

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_A, name);

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering if (!rr)

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering return -ENOMEM;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering rr->a.in_addr = address->in;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering } else if (family == AF_INET6) {

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_AAAA, name);

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering if (!rr)

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering return -ENOMEM;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering rr->aaaa.in6_addr = address->in6;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering } else

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering return -EAFNOSUPPORT;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering *ret = rr;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering return 0;

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering}

78c6a153c47f8d597c827bdcaf8c4e42ac87f738Lennart Poettering

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poetteringint dns_resource_record_equal(const DnsResourceRecord *a, const DnsResourceRecord *b) {

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering int r;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering assert(a);

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering assert(b);

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

faa133f3aa7a18f26563dc5d6b95898cb315c37aLennart Poettering r = dns_resource_key_equal(a->key, b->key);

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering if (r <= 0)

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return r;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

fd0b4602f6332c3f1660eb208c8f5c719709a009Lennart Poettering if (a->unparseable != b->unparseable)

fd0b4602f6332c3f1660eb208c8f5c719709a009Lennart Poettering return 0;

fd0b4602f6332c3f1660eb208c8f5c719709a009Lennart Poettering

fd0b4602f6332c3f1660eb208c8f5c719709a009Lennart Poettering switch (a->unparseable ? _DNS_TYPE_INVALID : a->key->type) {

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering case DNS_TYPE_SRV:

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering r = dns_name_equal(a->srv.name, b->srv.name);

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering if (r <= 0)

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering return r;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering return a->srv.priority == b->srv.priority &&

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering a->srv.weight == b->srv.weight &&

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering a->srv.port == b->srv.port;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_PTR:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_NS:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_CNAME:

8ac4e9e1e54397f6d1745c2a7a806132418c7da2Lennart Poettering case DNS_TYPE_DNAME:

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return dns_name_equal(a->ptr.name, b->ptr.name);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_HINFO:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return strcaseeq(a->hinfo.cpu, b->hinfo.cpu) &&

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering strcaseeq(a->hinfo.os, b->hinfo.os);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_SPF: /* exactly the same as TXT */

0f84a72e3c0f58d71cff2121e6df1611eaf9c9eaDavid Herrmann case DNS_TYPE_TXT:

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return dns_txt_item_equal(a->txt.items, b->txt.items);

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_A:

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return memcmp(&a->a.in_addr, &b->a.in_addr, sizeof(struct in_addr)) == 0;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_AAAA:

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return memcmp(&a->aaaa.in6_addr, &b->aaaa.in6_addr, sizeof(struct in6_addr)) == 0;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_SOA:

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering r = dns_name_equal(a->soa.mname, b->soa.mname);

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering if (r <= 0)

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering return r;

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering r = dns_name_equal(a->soa.rname, b->soa.rname);

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering if (r <= 0)

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering return r;

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering return a->soa.serial == b->soa.serial &&

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering a->soa.refresh == b->soa.refresh &&

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering a->soa.retry == b->soa.retry &&

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering a->soa.expire == b->soa.expire &&

7e8e0422aeb16f2a09a40546c61df753d10029b6Lennart Poettering a->soa.minimum == b->soa.minimum;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek case DNS_TYPE_MX:

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek if (a->mx.priority != b->mx.priority)

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek return 0;

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek return dns_name_equal(a->mx.exchange, b->mx.exchange);

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek case DNS_TYPE_LOC:

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek assert(a->loc.version == b->loc.version);

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek return a->loc.size == b->loc.size &&

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek a->loc.horiz_pre == b->loc.horiz_pre &&

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek a->loc.vert_pre == b->loc.vert_pre &&

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek a->loc.latitude == b->loc.latitude &&

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek a->loc.longitude == b->loc.longitude &&

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek a->loc.altitude == b->loc.altitude;

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen case DNS_TYPE_DS:

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen return a->ds.key_tag == b->ds.key_tag &&

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen a->ds.algorithm == b->ds.algorithm &&

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen a->ds.digest_type == b->ds.digest_type &&

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen a->ds.digest_size == b->ds.digest_size &&

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen memcmp(a->ds.digest, b->ds.digest, a->ds.digest_size) == 0;

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering case DNS_TYPE_SSHFP:

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering return a->sshfp.algorithm == b->sshfp.algorithm &&

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering a->sshfp.fptype == b->sshfp.fptype &&

549c1a2564b56f2bb38f1203d59c747ea15817f3Tom Gundersen a->sshfp.fingerprint_size == b->sshfp.fingerprint_size &&

549c1a2564b56f2bb38f1203d59c747ea15817f3Tom Gundersen memcmp(a->sshfp.fingerprint, b->sshfp.fingerprint, a->sshfp.fingerprint_size) == 0;

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek case DNS_TYPE_DNSKEY:

f91dc2400dc33e9a0745ecaaef7489af116dca38Lennart Poettering return a->dnskey.flags == b->dnskey.flags &&

f91dc2400dc33e9a0745ecaaef7489af116dca38Lennart Poettering a->dnskey.protocol == b->dnskey.protocol &&

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek a->dnskey.algorithm == b->dnskey.algorithm &&

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek a->dnskey.key_size == b->dnskey.key_size &&

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek memcmp(a->dnskey.key, b->dnskey.key, a->dnskey.key_size) == 0;

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek case DNS_TYPE_RRSIG:

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek /* do the fast comparisons first */

03664a62914782dbd8f069bbcf8a0c8ca1df7010Lukas Nykryn if (a->rrsig.type_covered != b->rrsig.type_covered ||

03664a62914782dbd8f069bbcf8a0c8ca1df7010Lukas Nykryn a->rrsig.algorithm != b->rrsig.algorithm ||

03664a62914782dbd8f069bbcf8a0c8ca1df7010Lukas Nykryn a->rrsig.labels != b->rrsig.labels ||

03664a62914782dbd8f069bbcf8a0c8ca1df7010Lukas Nykryn a->rrsig.original_ttl != b->rrsig.original_ttl ||

03664a62914782dbd8f069bbcf8a0c8ca1df7010Lukas Nykryn a->rrsig.expiration != b->rrsig.expiration ||

03664a62914782dbd8f069bbcf8a0c8ca1df7010Lukas Nykryn a->rrsig.inception != b->rrsig.inception ||

03664a62914782dbd8f069bbcf8a0c8ca1df7010Lukas Nykryn a->rrsig.key_tag != b->rrsig.key_tag ||

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek a->rrsig.signature_size != b->rrsig.signature_size ||

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek memcmp(a->rrsig.signature, b->rrsig.signature, a->rrsig.signature_size) != 0)

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek return false;

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek return dns_name_equal(a->rrsig.signer, b->rrsig.signer);

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen case DNS_TYPE_NSEC:

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return dns_name_equal(a->nsec.next_domain_name, b->nsec.next_domain_name) &&

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen bitmap_equal(a->nsec.types, b->nsec.types);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen case DNS_TYPE_NSEC3:

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen return a->nsec3.algorithm == b->nsec3.algorithm &&

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen a->nsec3.flags == b->nsec3.flags &&

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen a->nsec3.iterations == b->nsec3.iterations &&

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen a->nsec3.salt_size == b->nsec3.salt_size &&

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen memcmp(a->nsec3.salt, b->nsec3.salt, a->nsec3.salt_size) == 0 &&

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen memcmp(a->nsec3.next_hashed_name, b->nsec3.next_hashed_name, a->nsec3.next_hashed_name_size) == 0 &&

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen bitmap_equal(a->nsec3.types, b->nsec3.types);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering default:

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering return a->generic.size == b->generic.size &&

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering memcmp(a->generic.data, b->generic.data, a->generic.size) == 0;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering }

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering}

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmekstatic char* format_location(uint32_t latitude, uint32_t longitude, uint32_t altitude,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek uint8_t size, uint8_t horiz_pre, uint8_t vert_pre) {

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek char *s;

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek char NS = latitude >= 1U<<31 ? 'N' : 'S';

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek char EW = longitude >= 1U<<31 ? 'E' : 'W';

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek int lat = latitude >= 1U<<31 ? (int) (latitude - (1U<<31)) : (int) ((1U<<31) - latitude);

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek int lon = longitude >= 1U<<31 ? (int) (longitude - (1U<<31)) : (int) ((1U<<31) - longitude);

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek double alt = altitude >= 10000000u ? altitude - 10000000u : -(double)(10000000u - altitude);

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek double siz = (size >> 4) * exp10((double) (size & 0xF));

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek double hor = (horiz_pre >> 4) * exp10((double) (horiz_pre & 0xF));

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek double ver = (vert_pre >> 4) * exp10((double) (vert_pre & 0xF));

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek if (asprintf(&s, "%d %d %.3f %c %d %d %.3f %c %.2fm %.2fm %.2fm %.2fm",

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek (lat / 60000 / 60),

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek (lat / 60000) % 60,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek (lat % 60000) / 1000.,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek NS,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek (lon / 60000 / 60),

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek (lon / 60000) % 60,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek (lon % 60000) / 1000.,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek EW,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek alt / 100.,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek siz / 100.,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek hor / 100.,

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek ver / 100.) < 0)

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek return NULL;

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek return s;

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek}

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersenstatic int format_timestamp_dns(char *buf, size_t l, time_t sec) {

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen struct tm tm;

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen assert(buf);

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen assert(l > strlen("YYYYMMDDHHmmSS"));

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen if (!gmtime_r(&sec, &tm))

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen return -EINVAL;

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen if (strftime(buf, l, "%Y%m%d%H%M%S", &tm) <= 0)

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen return -EINVAL;

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen return 0;

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen}

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersenstatic char *format_types(Bitmap *types) {

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen _cleanup_strv_free_ char **strv = NULL;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen _cleanup_free_ char *str = NULL;

cb57dd41595adddb08095298bb1ed258c8ea4877Tom Gundersen Iterator i;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen unsigned type;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen int r;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

cb57dd41595adddb08095298bb1ed258c8ea4877Tom Gundersen BITMAP_FOREACH(type, types, i) {

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen if (dns_type_to_string(type)) {

2c1fb4f71206bf970d493294208c5d7597194856Lennart Poettering r = strv_extend(&strv, dns_type_to_string(type));

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen if (r < 0)

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return NULL;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen } else {

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen char *t;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen r = asprintf(&t, "TYPE%u", type);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen if (r < 0)

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return NULL;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

2c1fb4f71206bf970d493294208c5d7597194856Lennart Poettering r = strv_consume(&strv, t);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen if (r < 0)

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return NULL;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen }

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen }

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen str = strv_join(strv, " ");

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen if (!str)

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return NULL;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return strjoin("( ", str, " )", NULL);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen}

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poetteringstatic char *format_txt(DnsTxtItem *first) {

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering DnsTxtItem *i;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering size_t c = 1;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering char *p, *s;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering LIST_FOREACH(items, i, first)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering c += i->length * 4 + 3;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering p = s = new(char, c);

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (!s)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return NULL;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering LIST_FOREACH(items, i, first) {

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering size_t j;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (i != first)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = ' ';

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = '"';

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering for (j = 0; j < i->length; j++) {

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (i->data[j] < ' ' || i->data[j] == '"' || i->data[j] >= 127) {

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = '\\';

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = '0' + (i->data[j] / 100);

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = '0' + ((i->data[j] / 10) % 10);

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = '0' + (i->data[j] % 10);

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering } else

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = i->data[j];

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering }

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *(p++) = '"';

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering }

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering *p = 0;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return s;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering}

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poetteringint dns_resource_record_to_string(const DnsResourceRecord *rr, char **ret) {

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek _cleanup_free_ char *k = NULL, *t = NULL;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering char *s;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering int r;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering assert(rr);

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering r = dns_resource_key_to_string(rr->key, &k);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (r < 0)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return r;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek switch (rr->unparseable ? _DNS_TYPE_INVALID : rr->key->type) {

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering case DNS_TYPE_SRV:

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering r = asprintf(&s, "%s %u %u %u %s",

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering k,

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering rr->srv.priority,

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering rr->srv.weight,

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering rr->srv.port,

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering strna(rr->srv.name));

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering if (r < 0)

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering return -ENOMEM;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering break;

9c92ce6d67f88beb31dd6555d12ae3f632218a39Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_PTR:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_NS:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_CNAME:

8ac4e9e1e54397f6d1745c2a7a806132418c7da2Lennart Poettering case DNS_TYPE_DNAME:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering s = strjoin(k, " ", rr->ptr.name, NULL);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (!s)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering break;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_HINFO:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering s = strjoin(k, " ", rr->hinfo.cpu, " ", rr->hinfo.os, NULL);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (!s)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering break;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

9de3e3294065e8697ff10130b53f274319cdcf6fZbigniew Jędrzejewski-Szmek case DNS_TYPE_SPF: /* exactly the same as TXT */

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek case DNS_TYPE_TXT:

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering t = format_txt(rr->txt.items);

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek if (!t)

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek return -ENOMEM;

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek s = strjoin(k, " ", t, NULL);

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek if (!s)

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek return -ENOMEM;

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek break;

2e276efc7b0398a3086629a52970bdd4ab7252f9Zbigniew Jędrzejewski-Szmek

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_A: {

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering _cleanup_free_ char *x = NULL;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering r = in_addr_to_string(AF_INET, (const union in_addr_union*) &rr->a.in_addr, &x);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (r < 0)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return r;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering s = strjoin(k, " ", x, NULL);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (!s)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering break;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering }

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek case DNS_TYPE_AAAA:

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek r = in_addr_to_string(AF_INET6, (const union in_addr_union*) &rr->aaaa.in6_addr, &t);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (r < 0)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return r;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek s = strjoin(k, " ", t, NULL);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (!s)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering break;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_TYPE_SOA:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering r = asprintf(&s, "%s %s %s %u %u %u %u %u",

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering k,

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering strna(rr->soa.mname),

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering strna(rr->soa.rname),

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering rr->soa.serial,

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering rr->soa.refresh,

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering rr->soa.retry,

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering rr->soa.expire,

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering rr->soa.minimum);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (r < 0)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering break;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek case DNS_TYPE_MX:

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek r = asprintf(&s, "%s %u %s",

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek k,

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek rr->mx.priority,

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek rr->mx.exchange);

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek if (r < 0)

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek return -ENOMEM;

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek break;

946c70944ebdf428ffeb9991a7449edbd4011461Zbigniew Jędrzejewski-Szmek

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek case DNS_TYPE_LOC:

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek assert(rr->loc.version == 0);

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek t = format_location(rr->loc.latitude,

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek rr->loc.longitude,

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek rr->loc.altitude,

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek rr->loc.size,

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek rr->loc.horiz_pre,

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek rr->loc.vert_pre);

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek if (!t)

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek return -ENOMEM;

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek s = strjoin(k, " ", t, NULL);

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek if (!s)

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek return -ENOMEM;

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek break;

0dae31d468b1a0e22d98921f7b0dbd92fd217167Zbigniew Jędrzejewski-Szmek

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen case DNS_TYPE_DS:

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen t = hexmem(rr->ds.digest, rr->ds.digest_size);

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen if (!t)

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen return -ENOMEM;

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen r = asprintf(&s, "%s %u %u %u %s",

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen k,

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen rr->ds.key_tag,

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen rr->ds.algorithm,

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen rr->ds.digest_type,

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen t);

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen if (r < 0)

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen return -ENOMEM;

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen break;

abf126a355e2f2b62b6c51ab3bb37895d1e3eee7Tom Gundersen

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek case DNS_TYPE_SSHFP:

549c1a2564b56f2bb38f1203d59c747ea15817f3Tom Gundersen t = hexmem(rr->sshfp.fingerprint, rr->sshfp.fingerprint_size);

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek if (!t)

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering return -ENOMEM;

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering r = asprintf(&s, "%s %u %u %s",

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering k,

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering rr->sshfp.algorithm,

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering rr->sshfp.fptype,

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek t);

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering if (r < 0)

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering return -ENOMEM;

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering break;

42cc2eebb01056beb7acd3ecfe8e533558237f84Lennart Poettering

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek case DNS_TYPE_DNSKEY: {

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek const char *alg;

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek alg = dnssec_algorithm_to_string(rr->dnskey.algorithm);

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek

1bf968f36393666f2c57953b1748e6219c027deeTom Gundersen t = base64mem(rr->dnskey.key, rr->dnskey.key_size);

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek if (!t)

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek return -ENOMEM;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

f91dc2400dc33e9a0745ecaaef7489af116dca38Lennart Poettering r = asprintf(&s, "%s %u %u %.*s%.*u %s",

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek k,

f91dc2400dc33e9a0745ecaaef7489af116dca38Lennart Poettering rr->dnskey.flags,

f91dc2400dc33e9a0745ecaaef7489af116dca38Lennart Poettering rr->dnskey.protocol,

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek alg ? -1 : 0, alg,

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek alg ? 0 : 1, alg ? 0u : (unsigned) rr->dnskey.algorithm,

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek t);

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek if (r < 0)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek break;

ff3d6560bead6879a2fed1bf99bfe8273b3723f1Zbigniew Jędrzejewski-Szmek }

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek case DNS_TYPE_RRSIG: {

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek const char *type, *alg;

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen char expiration[strlen("YYYYMMDDHHmmSS") + 1], inception[strlen("YYYYMMDDHHmmSS") + 1];

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek type = dns_type_to_string(rr->rrsig.type_covered);

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek alg = dnssec_algorithm_to_string(rr->rrsig.algorithm);

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

1bf968f36393666f2c57953b1748e6219c027deeTom Gundersen t = base64mem(rr->rrsig.signature, rr->rrsig.signature_size);

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek if (!t)

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek return -ENOMEM;

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen r = format_timestamp_dns(expiration, sizeof(expiration), rr->rrsig.expiration);

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen if (r < 0)

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen return r;

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen r = format_timestamp_dns(inception, sizeof(inception), rr->rrsig.inception);

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen if (r < 0)

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen return r;

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek /* TYPE?? follows

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen r = asprintf(&s, "%s %s%.*u %.*s%.*u %u %u %s %s %u %s %s",

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek k,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek type ?: "TYPE",

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek type ? 0 : 1, type ? 0u : (unsigned) rr->rrsig.type_covered,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek alg ? -1 : 0, alg,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek alg ? 0 : 1, alg ? 0u : (unsigned) rr->rrsig.algorithm,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek rr->rrsig.labels,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek rr->rrsig.original_ttl,

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen expiration,

7c6423e19136a7b7b6ef3fe06b94822e582dda27Tom Gundersen inception,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek rr->rrsig.key_tag,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek rr->rrsig.signer,

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek t);

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek if (r < 0)

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek return -ENOMEM;

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek break;

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek }

151226ab4bf276d60d51864330a99f886b923697Zbigniew Jędrzejewski-Szmek

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen case DNS_TYPE_NSEC:

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen t = format_types(rr->nsec.types);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen if (!t)

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return -ENOMEM;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen r = asprintf(&s, "%s %s %s",

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen k,

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen rr->nsec.next_domain_name,

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen t);

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen if (r < 0)

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen return -ENOMEM;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen break;

50f1e641a93cacfc693b0c3d300bee5df0c8c460Tom Gundersen

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen case DNS_TYPE_NSEC3: {

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen _cleanup_free_ char *salt = NULL, *hash = NULL;

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

f5430a3ef308f3a102899fcaf7fbece757082f2aLennart Poettering if (rr->nsec3.salt_size > 0) {

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen salt = hexmem(rr->nsec3.salt, rr->nsec3.salt_size);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen if (!salt)

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen return -ENOMEM;

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen }

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen hash = base32hexmem(rr->nsec3.next_hashed_name, rr->nsec3.next_hashed_name_size, false);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen if (!hash)

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen return -ENOMEM;

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen t = format_types(rr->nsec3.types);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen if (!t)

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen return -ENOMEM;

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen r = asprintf(&s, "%s %"PRIu8" %"PRIu8" %"PRIu16" %s %s %s",

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen k,

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen rr->nsec3.algorithm,

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen rr->nsec3.flags,

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen rr->nsec3.iterations,

f5430a3ef308f3a102899fcaf7fbece757082f2aLennart Poettering rr->nsec3.salt_size > 0 ? salt : "-",

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen hash,

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen t);

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen if (r < 0)

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen return -ENOMEM;

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen break;

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen }

5d45a8808431987c370706d365fb0cc95cf03d52Tom Gundersen

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek default:

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek t = hexmem(rr->generic.data, rr->generic.size);

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek if (!t)

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek return -ENOMEM;

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek

f5430a3ef308f3a102899fcaf7fbece757082f2aLennart Poettering r = asprintf(&s, "%s \\# %zu %s", k, rr->generic.size, t);

d23a27a964748967e1ad20e86de869a753af555bTom Gundersen if (r < 0)

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -ENOMEM;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering break;

8db0d2f5c37e7e8f5bfce016cfdad7947a3ea939Zbigniew Jędrzejewski-Szmek }

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering *ret = s;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return 0;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering}

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poetteringconst char *dns_class_to_string(uint16_t class) {

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering switch (class) {

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_CLASS_IN:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return "IN";

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering case DNS_CLASS_ANY:

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return "ANY";

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering }

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return NULL;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering}

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poetteringint dns_class_from_string(const char *s, uint16_t *class) {

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering assert(s);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering assert(class);

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering if (strcaseeq(s, "IN"))

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering *class = DNS_CLASS_IN;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering else if (strcaseeq(s, "ANY"))

816b4547dac1b052239ad6ee3801c78c691e5cb4Daniel Mack *class = DNS_CLASS_ANY;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering else

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return -EINVAL;

322345fdb9865ef2477fba8e4bdde0e1183ef505Lennart Poettering

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering return 0;

2d4c5cbc0ed3ccb09dc086a040088b454c22c644Lennart Poettering}

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart PoetteringDnsTxtItem *dns_txt_item_free_all(DnsTxtItem *i) {

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering DnsTxtItem *n;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (!i)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return NULL;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering n = i->items_next;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering free(i);

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return dns_txt_item_free_all(n);

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering}

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poetteringbool dns_txt_item_equal(DnsTxtItem *a, DnsTxtItem *b) {

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (!a != !b)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return false;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (!a)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return true;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (a->length != b->length)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return false;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering if (memcmp(a->data, b->data, a->length) != 0)

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return false;

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering return dns_txt_item_equal(a->items_next, b->items_next);

2001c80560e3dae69e14fd994d3978c187af48b8Lennart Poettering}